diff options
Diffstat (limited to 'misc/pascal/libpoff/pfwlineno.c')
-rw-r--r-- | misc/pascal/libpoff/pfwlineno.c | 329 |
1 files changed, 165 insertions, 164 deletions
diff --git a/misc/pascal/libpoff/pfwlineno.c b/misc/pascal/libpoff/pfwlineno.c index f7f4b9954..ca72bc156 100644 --- a/misc/pascal/libpoff/pfwlineno.c +++ b/misc/pascal/libpoff/pfwlineno.c @@ -1,164 +1,165 @@ -/**********************************************************************
- * pfwlineno.c
- * Write line number data to a POFF file
- *
- * Copyright (C) 2008 Gregory Nutt. All rights reserved.
- * Author: Gregory Nutt <spudmonkey@racsa.co.cr>
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- *
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in
- * the documentation and/or other materials provided with the
- * distribution.
- * 3. Neither the name NuttX nor the names of its contributors may be
- * used to endorse or promote products derived from this software
- * without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
- * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
- * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
- * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
- * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
- * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
- * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
- * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
- * POSSIBILITY OF SUCH DAMAGE.
- *
- **********************************************************************/
-
-/**********************************************************************
- * Included Files
- **********************************************************************/
-
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <errno.h>
-
-#include "keywords.h" /* Standard types */
-#include "pedefs.h" /* error code definitions */
-
-#include "perr.h" /* error() */
-#include "pofflib.h" /* POFF library interface */
-#include "pfprivate.h" /* POFF private definitions */
-
-/**********************************************************************
- * Definitions
- **********************************************************************/
-
-/**********************************************************************
- * Global Variables
- **********************************************************************/
-
-/**********************************************************************
- * Private Variables
- **********************************************************************/
-
-/***********************************************************************
- * Private Function Prototypes
- ***********************************************************************/
-
-/***********************************************************************
- * Private Functions
- ***********************************************************************/
-
-static void poffCheckLineNumberAllocation(poffInfo_t *poffInfo)
-{
- /* Check if we have allocated a line number buffer yet */
-
- if (!poffInfo->lineNumberTable)
- {
- /* No, allocate it now */
-
- poffInfo->lineNumberTable = (ubyte*)
- malloc(INITIAL_LINENUMBER_TABLE_SIZE);
-
- if (!poffInfo->lineNumberTable)
- {
- fatal(eNOMEMORY);
- }
-
- poffInfo->lineNumberSection.sh_size = 0;
- poffInfo->lineNumberTableAlloc = INITIAL_LINENUMBER_TABLE_SIZE;
- }
-}
-
-/***********************************************************************/
-
-static void poffCheckLineNumberReallocation(poffInfo_t *poffInfo)
-{
- if (poffInfo->lineNumberSection.sh_size + sizeof(poffLineNumber_t) >
- poffInfo->lineNumberTableAlloc)
- {
- uint32 newAlloc =
- poffInfo->lineNumberTableAlloc +
- LINENUMBER_TABLE_INCREMENT;
-
- void *tmp;
-
- /* Reallocate the line number buffer */
-
- tmp = realloc(poffInfo->lineNumberTable, newAlloc);
- if (!tmp)
- {
- fatal(eNOMEMORY);
- }
-
- /* And set the new size */
-
- poffInfo->lineNumberTableAlloc = newAlloc;
- poffInfo->lineNumberTable = (ubyte*)tmp;
- }
-}
-
-/***********************************************************************
- * Public Functions
- ***********************************************************************/
-
-/***********************************************************************/
-/* Add a line number to the line number table. Returns index value
- * associated with the line number entry in the line number table.
- */
-
-uint32 poffAddLineNumber(poffHandle_t handle,
- uint16 lineNumber, uint16 fileNumber,
- uint32 progSectionDataOffset)
-{
- poffInfo_t *poffInfo = (poffInfo_t*)handle;
- poffLineNumber_t *pln;
- uint32 index;
-
- /* Verify that the line number table has been allocated */
-
- poffCheckLineNumberAllocation(poffInfo);
-
- /* Verify that the line number table is large enough to hold
- * information about another line.
- */
-
- poffCheckLineNumberReallocation(poffInfo);
-
- /* Save the line number information in the line number table */
-
- index = poffInfo->lineNumberSection.sh_size;
- pln = (poffLineNumber_t*)&poffInfo->lineNumberTable[index];
-
- pln->ln_lineno = lineNumber;
- pln->ln_fileno = fileNumber;
- pln->ln_poffset = progSectionDataOffset;
-
- /* Set the new size of the line number table */
-
- poffInfo->lineNumberSection.sh_size += sizeof(poffLineNumber_t);
- return index;
-}
-
-/***********************************************************************/
+/********************************************************************** + * pfwlineno.c + * Write line number data to a POFF file + * + * Copyright (C) 2008-2009 Gregory Nutt. All rights reserved. + * Author: Gregory Nutt <spudmonkey@racsa.co.cr> + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * 3. Neither the name NuttX nor the names of its contributors may be + * used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS + * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE + * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, + * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS + * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED + * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN + * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + **********************************************************************/ + +/********************************************************************** + * Included Files + **********************************************************************/ + +#include <stdint.h> +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <errno.h> + +#include "keywords.h" /* Standard types */ +#include "pedefs.h" /* error code definitions */ + +#include "perr.h" /* error() */ +#include "pofflib.h" /* POFF library interface */ +#include "pfprivate.h" /* POFF private definitions */ + +/********************************************************************** + * Definitions + **********************************************************************/ + +/********************************************************************** + * Global Variables + **********************************************************************/ + +/********************************************************************** + * Private Variables + **********************************************************************/ + +/*********************************************************************** + * Private Function Prototypes + ***********************************************************************/ + +/*********************************************************************** + * Private Functions + ***********************************************************************/ + +static void poffCheckLineNumberAllocation(poffInfo_t *poffInfo) +{ + /* Check if we have allocated a line number buffer yet */ + + if (!poffInfo->lineNumberTable) + { + /* No, allocate it now */ + + poffInfo->lineNumberTable = (uint8_t*) + malloc(INITIAL_LINENUMBER_TABLE_SIZE); + + if (!poffInfo->lineNumberTable) + { + fatal(eNOMEMORY); + } + + poffInfo->lineNumberSection.sh_size = 0; + poffInfo->lineNumberTableAlloc = INITIAL_LINENUMBER_TABLE_SIZE; + } +} + +/***********************************************************************/ + +static void poffCheckLineNumberReallocation(poffInfo_t *poffInfo) +{ + if (poffInfo->lineNumberSection.sh_size + sizeof(poffLineNumber_t) > + poffInfo->lineNumberTableAlloc) + { + uint32_t newAlloc = + poffInfo->lineNumberTableAlloc + + LINENUMBER_TABLE_INCREMENT; + + void *tmp; + + /* Reallocate the line number buffer */ + + tmp = realloc(poffInfo->lineNumberTable, newAlloc); + if (!tmp) + { + fatal(eNOMEMORY); + } + + /* And set the new size */ + + poffInfo->lineNumberTableAlloc = newAlloc; + poffInfo->lineNumberTable = (uint8_t*)tmp; + } +} + +/*********************************************************************** + * Public Functions + ***********************************************************************/ + +/***********************************************************************/ +/* Add a line number to the line number table. Returns index value + * associated with the line number entry in the line number table. + */ + +uint32_t poffAddLineNumber(poffHandle_t handle, + uint16_t lineNumber, uint16_t fileNumber, + uint32_t progSectionDataOffset) +{ + poffInfo_t *poffInfo = (poffInfo_t*)handle; + poffLineNumber_t *pln; + uint32_t index; + + /* Verify that the line number table has been allocated */ + + poffCheckLineNumberAllocation(poffInfo); + + /* Verify that the line number table is large enough to hold + * information about another line. + */ + + poffCheckLineNumberReallocation(poffInfo); + + /* Save the line number information in the line number table */ + + index = poffInfo->lineNumberSection.sh_size; + pln = (poffLineNumber_t*)&poffInfo->lineNumberTable[index]; + + pln->ln_lineno = lineNumber; + pln->ln_fileno = fileNumber; + pln->ln_poffset = progSectionDataOffset; + + /* Set the new size of the line number table */ + + poffInfo->lineNumberSection.sh_size += sizeof(poffLineNumber_t); + return index; +} + +/***********************************************************************/ |